<?php
/**
 * PHPExcel
 *
 * Copyright (c) 2006 - 2007 PHPExcel, Maarten Balliauw
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * @category   PHPExcel
 * @package    PHPExcel_Writer_Excel2007
 * @copyright  Copyright (c) 2006 - 2007 PHPExcel (http://www.codeplex.com/PHPExcel)
 * @license    http://www.gnu.org/licenses/gpl.txt	GPL
 */


/** PHPExcel_Writer_Excel2007 */
require_once 'PHPExcel/Writer/Excel2007.php';

/** PHPExcel_Writer_Excel2007_WriterPart */
require_once 'PHPExcel/Writer/Excel2007/WriterPart.php';


/**
 * PHPExcel_Writer_Excel2007_DocProps
 *
 * @category   PHPExcel
 * @package    PHPExcel_Writer_Excel2007
 * @copyright  Copyright (c) 2006 - 2007 PHPExcel (http://www.codeplex.com/PHPExcel)
 */
class PHPExcel_Writer_Excel2007_DocProps extends PHPExcel_Writer_Excel2007_WriterPart
{
/**
	 * Write docProps/app.xml to XML format
	 *
	 * @param 	PHPExcel	$pPHPExcel
	 * @return 	string 		XML Output
	 * @throws 	Exception
	 */
	public function writeDocPropsApp($pPHPExcel = null)
	{
		if ($pPHPExcel instanceof PHPExcel) {					
			// Create XML writer
			$objWriter = new xmlWriter();
			$objWriter->openMemory();
			
			// XML header
			$objWriter->startDocument('1.0','UTF-8','yes');
					
			// Properties
			$objWriter->startElement('Properties');
			$objWriter->writeAttribute('xmlns', 'http://schemas.openxmlformats.org/officeDocument/2006/extended-properties');
			$objWriter->writeAttribute('xmlns:vt', 'http://schemas.openxmlformats.org/officeDocument/2006/docPropsVTypes');

				// Application
				$objWriter->writeElement('Application', 	'Microsoft Excel');
				
				// DocSecurity
				$objWriter->writeElement('DocSecurity', 	'0');
				
				// ScaleCrop
				$objWriter->writeElement('ScaleCrop', 		'false');
				
				// HeadingPairs
				$objWriter->startElement('HeadingPairs');

					// Vector
					$objWriter->startElement('vt:vector');
					$objWriter->writeAttribute('size', 		'2');
					$objWriter->writeAttribute('baseType', 	'variant');
	

						// Variant
						$objWriter->startElement('vt:variant');
							$objWriter->writeElement('vt:lpstr', 	'Worksheets');
						$objWriter->endElement();

						// Variant
						$objWriter->startElement('vt:variant');
							$objWriter->writeElement('vt:i4', 		$pPHPExcel->getSheetCount());
						$objWriter->endElement();
		
					$objWriter->endElement();
				
				$objWriter->endElement();
				
				// TitlesOfParts
				$objWriter->startElement('TitlesOfParts');

					// Vector
					$objWriter->startElement('vt:vector');
					$objWriter->writeAttribute('size', 		$pPHPExcel->getSheetCount());
					$objWriter->writeAttribute('baseType',	'lpstr');
									
					for ($i = 0; $i < $pPHPExcel->getSheetCount(); $i++) {
						$objWriter->writeElement('vt:lpstr', $pPHPExcel->getSheet($i)->getTitle());
					}
					
					$objWriter->endElement();
				
				$objWriter->endElement();
				
				// Company
				$objWriter->writeElement('Company', 			'Microsoft Corporation');
				
				// LinksUpToDate
				$objWriter->writeElement('LinksUpToDate', 		'false');
				
				// SharedDoc
				$objWriter->writeElement('SharedDoc', 			'false');				
				
				// HyperlinksChanged
				$objWriter->writeElement('HyperlinksChanged', 	'false');
				
				// AppVersion
				$objWriter->writeElement('AppVersion', 			'12.0000');		
				
			$objWriter->endElement();

			// Return
			return $objWriter->outputMemory(true);
		} else {
			throw new Exception("Invalid PHPExcel object passed.");
		}
	}
	
	/**
	 * Write docProps/core.xml to XML format
	 *
	 * @param 	PHPExcel	$pPHPExcel
	 * @return 	string 		XML Output
	 * @throws 	Exception
	 */
	public function writeDocPropsCore($pPHPExcel = null)
	{
		if ($pPHPExcel instanceof PHPExcel) {					
			// Create XML writer
			$objWriter = new xmlWriter();
			$objWriter->openMemory();
			
			// XML header
			$objWriter->startDocument('1.0','UTF-8','yes');
					
			// cp:coreProperties
			$objWriter->startElement('cp:coreProperties');
			$objWriter->writeAttribute('xmlns:cp', 'http://schemas.openxmlformats.org/package/2006/metadata/core-properties');
			$objWriter->writeAttribute('xmlns:dc', 'http://purl.org/dc/elements/1.1/');
			$objWriter->writeAttribute('xmlns:dcterms', 'http://purl.org/dc/terms/');
			$objWriter->writeAttribute('xmlns:dcmitype', 'http://purl.org/dc/dcmitype/');
			$objWriter->writeAttribute('xmlns:xsi', 'http://www.w3.org/2001/XMLSchema-instance');

				// dc:creator
				$objWriter->writeElement('dc:creator',			$pPHPExcel->getProperties()->getCreator());
				
				// cp:lastModifiedBy
				$objWriter->writeElement('cp:lastModifiedBy', 	$pPHPExcel->getProperties()->getLastModifiedBy());
				
				// dcterms:created
				$objWriter->startElement('dcterms:created');
				$objWriter->writeAttribute('xsi:type', 'dcterms:W3CDTF');
				$objWriter->writeRaw(date(DATE_W3C, 			$pPHPExcel->getProperties()->getCreated()));
				$objWriter->endElement();
				
				// dcterms:modified
				$objWriter->startElement('dcterms:modified');
				$objWriter->writeAttribute('xsi:type', 'dcterms:W3CDTF');
				$objWriter->writeRaw(date(DATE_W3C, 			$pPHPExcel->getProperties()->getModified()));
				$objWriter->endElement();
				
				// dc:title
				$objWriter->writeElement('dc:title', 			$pPHPExcel->getProperties()->getTitle());
				
				// dc:description
				$objWriter->writeElement('dc:description', 		$pPHPExcel->getProperties()->getDescription());
				
				// dc:subject
				$objWriter->writeElement('dc:subject', 			$pPHPExcel->getProperties()->getSubject());
				
			$objWriter->endElement();

			// Return
			return $objWriter->outputMemory(true);
		} else {
			throw new Exception("Invalid PHPExcel object passed.");
		}
	}
}
